X0306
4
2019-02-18
0000353020
Aegion Corp
AEGN
0001467058
Gordon Charles R.
17988 EDISON AVE.
CHESTERFIELD
MO
63005
1
1
President & CEO
Common Stock
2019-02-18
4
A
0
28112
0
A
334914
D
Common Stock
2019-02-18
4
F
0
13501
20.24
D
321413
D
Common Stock
2019-02-18
4
A
0
55583
0
A
376996
D
Common Stock
5455
I
Individual Retirement Account
Deferred Stock Units
7369
D
Vesting of performance units granted to the reporting person on February 24, 2016 as part of the Company's 2016-2018 performance unit grant.
In connection with the vesting of the reporting person's February 24, 2016 performance unit award (28,112 shares issued), the reporting person surrendered 13,501 shares of the issuer's Class A common stock, $0.01 par value per share ("Common Stock"), to the issuer for payment of tax liabilities.
Annual award of restricted stock units pursuant to the Company's 2016 Employee Equity Incentive Plan, as amended. Each restricted stock unit represents a contingent right to receive one share of Common Stock.
Each deferred stock unit ("DSU") represents the issuer's obligation to transfer one share Common Stock, in accordance with the terms of the deferred stock unit agreement pursuant to which the DSUs were granted. The DSUs were granted under the issuer's Non-Employee Director Equity Plan, and are immediately vested upon grant. Promptly following termination of the undersigned's service on the issuer's Board of Directors or, at the undersigned's election, a specified distribution date, the issuer will distribute to the undersigned shares of Common Stock equal to the number of DSUs reflected in the undersigned's account at such time.
/s/ Mark A. Menghini, as Attorney-in-Fact for Charles R. Gordon
2019-02-20